15144440

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1571}}^1$

素因数の和:1823

約数の個数: 32

約数和(自身を含む): 34238160

約数和(自身を除く): 19093720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1571, 1928, 2410, 3142, 4820, 6284, 7855, 9640, 12568, 15710, 31420, 62840, 378611, 757222, 1514444, 1893055, 3028888, 3786110, 7572220, 15144440]

約数ペア:

[(1, 15144440), (2, 7572220), (4, 3786110), (5, 3028888), (8, 1893055), (10, 1514444), (20, 757222), (40, 378611), (241, 62840), (482, 31420), (964, 15710), (1205, 12568), (1571, 9640), (1928, 7855), (2410, 6284), (3142, 4820)]